Global Patent Index - EP 0484857 A3

EP 0484857 A3 19930107 - POLYORGANOSILOXANE HAVING A QUATERNARY SALT AT ITS ONE TERMINAL AND PERCUTANEOUS ABSORPTION-PROMOTING AGENT

Title (en)

POLYORGANOSILOXANE HAVING A QUATERNARY SALT AT ITS ONE TERMINAL AND PERCUTANEOUS ABSORPTION-PROMOTING AGENT

Publication

EP 0484857 A3 19930107 (EN)

Application

EP 91118779 A 19911104

Priority

  • JP 13159791 A 19910508
  • JP 29893890 A 19901106

Abstract (en)

[origin: EP0484857A2] A polyorganosiloxane having a quaternary salt at its one terminal, of the following formula (I): <CHEM> wherein A is <CHEM> <CHEM> X<-> is a counter anion in the quaternary salt; each of R<1> to R<5> which may be the same or different, is an alkyl group, a substituted alkyl group or a phenyl group; Y is a C1-6 linear or branched bivalent alkylene or oxyalkylene group; and n is an integer of at least 1, provided that when n is 2 or more, the plurality of each of R<4> and R<5> may be the same or different, wherein each of R<6> to R<8> which may be the same or different, is an alkyl group, a substituted alkyl group or a phenyl group, or R<6> to R<8> together form a ring and/or an unsaturated bond; R is a C1-6 alkyl group or a phenyl group; m is an integer of from 0 to 3, provided that when m is 2 or 3, the plurality of R may be the same of different; and each of R<9> to R<1><1> which may be the same or different, is a phenyl group, a benzyl group or a C1-6 alkyl group.

IPC 1-7

C08G 77/26

IPC 8 full level

A61K 47/34 (2006.01); C08G 77/04 (2006.01); C08G 77/388 (2006.01)

CPC (source: EP US)

A61K 47/34 (2013.01 - EP US); C08G 77/045 (2013.01 - EP US); C08G 77/388 (2013.01 - EP US)

Citation (search report)

  • [Y] EP 0353709 A2 19900207 - CHISSO CORP [JP]
  • [A] EP 0294642 A2 19881214 - GOLDSCHMIDT AG TH [DE]
  • [A] EP 0137278 A2 19850417 - SCHERING AG [DE]
  • [XP] DATABASE WPIL Week 9120, Derwent Publications Ltd., London, GB; AN 91-143192 & JP-A-3 077 891
  • [X] DATABASE CHEMICAL ABSTRACTS (HOST: STN)
  • [Y] vol.114, no.6, 7 January 1991, abstract no. 45528s, Columbus, Ohio, US
  • [YD] PATENT ABSTRACTS OF JAPAN vol. 13, no. 379 (C-628)24 May 1989 & JP-A-11 31 127 ( SAGAMI CHEM. RES. CENTER ) 24 May 1989

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0484857 A2 19920513; EP 0484857 A3 19930107; EP 0484857 B1 19970507; AT E152747 T1 19970515; DE 69126002 D1 19970612; DE 69126002 T2 19970828; US 5200488 A 19930406

DOCDB simple family (application)

EP 91118779 A 19911104; AT 91118779 T 19911104; DE 69126002 T 19911104; US 78710391 A 19911104